﻿using System;
using System.Collections.Generic;
using System.Text;

namespace MyEvent
{
    public class Book
    {
        public int BookId { get; set; }
        public string BookName { get; set; }
        public int BookCount { get; set; } = 2;
        public override string ToString()
        {
            return $"Id：{BookId} 书名：{BookName} 数量：{BookCount}";
        }
    }
}
